Description: Strong sound insulation and absorption performance,heat insulation, damping and antisepsis Scratch resistant. The surface high-fiber cloth is fiberglass. Heatproof.Block transmit sunlight, engine, exhaust pipe heat to the cab, reduce air conditioning energy consumption, saving fuel Slow down the car paint ageing.Because of hot weather, the front outer cover through the direct sun, high temperature inside and outside the engine, accelerated paint aging Improve the ride quality in your vehicle by reducing engine noise, tyre whine, road noise, wind noise and will significantly improve the overall vehicle refinement and sound quality. Ensure your vehicle stays cooler in the summer and warmer in the winter, making your ride more comfortable. Specification: Size: 40x40inch (1 pcs) Area: 1m² (10.7ft²) Nominal Thickness: 10mm Metal:PE with aluminum and self-adhesive Covered with Alumium foil Strong self-viscous performance Applications: Sound deadening and thermal insulation foam for use within vehicle interior and exterior. Package Includes: 40 x 40 inch/ 100cm x100cm(1 roll) Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test. Thank you for your understanding and finding this item. Enjoy your shopping time！